Quarterly Financial Data (Unaudited)

12 Months Ended

Dec. 31, 2012

Quarterly Financial Data (Unaudited) [Abstract]

Quarterly Financial Data (Unaudited)

Note 15

Quarterly Financial Data (Unaudited):

	For the Quarter Ended
2012	Mar. 31		Jun. 30			Sep. 30		Dec. 31
Revenues	$	50,273	$	58,906		$	56,681	$	54,791
Gross profit		39,039		46,551			45,400		43,019
Net income		4,857		4,213			7,525		5,894
Net income per share:
Basic	$	0.26	$	0.20		$	0.35	$	0.28
Diluted	$	0.26	$	0.20		$	0.35	$	0.27
Shares used in computing net income per share:
Basic		18,339,977		20,547,244			21,205,675		20,947,985
Diluted		18,876,163		21,034,814			21,752,845		21,356,819
2011	Mar. 31		Jun. 30			Sep. 30		Dec. 31
Revenues	$	34,741	$	33,847		$	34,745	$	28,749
Gross profit		28,519		28,157			26,603		22,507
Net income (loss)		8,085		(10,045	)		4,249		(2,983	)
Net income (loss) per share:
Basic	$	0.79	$	(0.98	)	$	0.34	$	(0.22	)
Diluted	$	0.68	$	(0.98	)	$	0.32	$	(0.22	)
Shares used in computing net income (loss) per share:
Basic		10,256,364		10,256,364			12,341,723		13,509,866
Diluted		11,819,587		10,256,364			13,182,818		13,509,866
2010	Mar. 31		Jun. 30			Sep. 30		Dec. 31
Revenues	$	6,575	$	12,746		$	27,861	$	22,889
Gross profit		4,224		8,839			21,133		19,410
Net income		951		1,876			5,845		2,929
Net income per share:
Basic	$	0.09	$	0.18		$	0.57	$	0.29
Diluted	$	0.08	$	0.16		$	0.50	$	0.25
Shares used in computing net income per share:
Basic		10,256,364		10,256,364			10,256,364		10,256,364
Diluted		11,664,900		11,719,104			11,760,412		11,794,422